15-Letter Words With IOS
- 19 words
- All English dictionaries
- Scrabble points
All 15-Letter Words With IOS 19 words
How often does IOS appear in fifteen-letter words?
Our combined English word list has 19 fifteen-letter words containing IOS. They average 21.3 points, the best is HELIOSCIOPHYTES (28 points) and 63.2% end in S.
- Total words
- 19
- Average Scrabble score
- 21.3
- out of 28 max
- Everyday words
- 0%
- common in ordinary English
- Most common ending
- S
- 63.2% of words
Most common last letters
- s 63.2%
- d 10.5%
- l 10.5%
Top vowel pairs
- io100%
- au5.3%
- ia5.3%
Share of words where these two vowels sit side by side.
Rare words worth knowing
Valid in this dictionary but rarely seen in everyday English.
Highest-scoring fifteen-letter word containing IOS
h 4e 1l 1i 1o 1s 1c 3i 1o 1p 3h 4y 4t 1e 1s 1
H 4 + E 1 + L 1 + I 1 + O 1 + S 1 + C 3 + I 1 + O 1 + P 3 + H 4 + Y 4 + T 1 + E 1 + S 1 = 28 points
- Double word
- 56 pts
- Triple word
- 84 pts
Face value of the tiles, then the whole word on a double- or triple-word square (letter bonuses and bingos not included).
heliosciophytes
No dictionary definition on file. This is a valid game word that standard dictionaries rarely cover.
- Scrabble US
- Scrabble UK
- Words With Friends
Runners-up
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15-letter words containing…
Words containing IOS by length
Longer sequences containing IOS
Each link adds one letter and keeps only combinations that have words.
Change the last letter of IOS
Trending word lists
Five-letter lists built from the letters of yesterday's Wordle answer. The set changes every day.
How to use this word list
Using IOS in the middle of a word
15-Letter Words With IOS by the numbers
15-Letter Words With IOS FAQ
How many fifteen-letter words containing IOS are there?
There are 19 fifteen-letter words containing IOS in our combined English word list. Other dictionaries give different totals, so switch dictionary at the top of the list to compare.
What is the highest-scoring fifteen-letter word containing IOS?
HELIOSCIOPHYTES is worth 28 points in Scrabble before any bonus squares. Other strong options are BIOSTRATIGRAPHY (26), RADIOSENSITIZED (26), RADIOSCOPICALLY (25).
Which rare fifteen-letter words containing IOS score well?
Uncommon but valid choices include HELIOSCIOPHYTES (28), BIOSTRATIGRAPHY (26), RADIOSENSITIZED (26), RADIOSCOPICALLY (25). Few players know them, so they can catch an opponent off guard.